['framework/base.pl'].
['framework/printmessages.pl'].

current_prolog_flag(argv,L),nth1(2,L,FILE), [FILE].
current_prolog_flag(argv,L),nth1(3,L,FILE), [FILE].

step(A,B,C),stepstr(step(A,B,C),STR),print(STR),print('\\\\\n').
